__________ is holding information and not making it known to the public

In order to accept the causal hypothesis,

A) the null hypothesis must first be accepted. B) both the null and the confounding variable hypotheses must be accepted. C) both the null and confounding variable hypotheses must be rejected. D) only the confounding variable hypotheses need to be rejected.

The fundamental idea of ______ is to grow the economy by increasing the supply of labor and the supply of capital.

Fill in the blank(s) with the appropriate word(s).